Engineering

World's tiniest pacemaker is smaller than grain of rice

Scientists said Wednesday they have developed the world's tiniest pacemaker, a temporary heartbeat regulator smaller than a grain of rice that can be injected and controlled by light before dissolving.

Electronics & Semiconductors

Japan to pour additional $5.4 bn into chipmaker Rapidus

Japan said Monday it had decided to inject more than $5 billion extra into semiconductor venture Rapidus, which is aiming to mass-produce next-generation chips in the country from 2027.

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